
CROSS REFERENCE: 3687590NX 3687899NX 3687899 3687590 5406044RX
APPLICATION: Cummins ISX
DETAILS:
OEM Number | Description | Quantity |
3687045 | WATER PUMP | 1 |
4393471 | WATER PUMP HOUSING | 1 |
30AM7 | SCREW | 4 |
3678724 | O-RING | 1 |
BRAND: PAI 181961
Cummins 3687590 Water Pump PAI 181961 using OEM replacement parts plus commercial truck components for precise coolant management and lasting durability.
All components are proudly manufactured in the U.S.A. by PAI Industries Inc., an ISO9001-certified company with over 50 years of experience in the heavy-duty truck parts industry. This part is built brand new with premium aftermarket quality and includes a 2-year unlimited mileage warranty. Trusted American manufacturing for reliable diesel performance.
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